Sydney Bernice Sweeney (born September 12, 1997) is an American actress. She gained early recognition for her roles in Everything Sucks!, The Handmaid’s Tale and Sharp Objects in 2018. She received wider acclaim for her performances in the drama series Euphoria (2019–present) and the first season of the anthology series The White Lotus (2021), both of which earned her nominations for Primetime Emmy Awards.
In film, Sweeney appeared in Quentin Tarantino’s Once Upon a Time in Hollywood (2019) and later had leading roles in the drama film Reality and the romantic comedy Anyone but You, both in 2023. The latter emerged as her biggest box office success, grossing $220 million worldwide. In 2024, she played Julia Cornwall in the superhero film Madame Web and starred in the horror film Immaculate. In 2025, Sweeney garnered praise for portrayal of professional boxer Christy Martin in the biopic Christy.

2005 • TV

2025 • Movie

2005 • TV

2014 • TV

2021 • TV

2019 • Movie
as Millie Calloway
as 'Snake'
as Bea
as Margret Wittmer
as Pippa
as Julia Cornwall
as Sister Cecilia
as Christy Martin
as Ashley
as Shooting Star #2
as Eva
as Penny Jo Poplin
as Reality Winner
as Claire Garrett
as Holly
as Annie
as Sam
as Kim Novak
as Juliet Lowe
Executive Producer
Producer
Executive Producer
Producer
Executive Producer
Producer
Producer
Producer
Executive Producer
Executive Producer
as Erin Weaver
1 episodes
as Dani Forester
1 episodes
as Self - Guest
4 episodes
as Olivia Mossbacher
6 episodes
as Self - Guest
3 episodes
as Self - Guest
1 episodes
as Cassie Howard
16 episodes
as Little Girl
1 episodes
as Self - Host
1 episodes
as Eden Spencer
7 episodes
as Female Student #1
1 episodes
as Willa
1 episodes
as Self
1 episodes
as Self
1 episodes
as Barbie / Riley Andersen (voice)
1 episodes
as Barbie / Cinema Girl (voice)
1 episodes
as Girl
1 episodes
as Self - Guest
2 episodes
as Self
1 episodes
as Self - Presenter
2 episodes